Engineering Materials Grey cast iron has Carbon in the form of free graphite All of these High tensile strength Low compressive strength Carbon in the form of free graphite All of these High tensile strength Low compressive strength ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Tungsten in steel Improves cutting ability and reduces hardenability Improves wear resistance, cutting ability and toughness Gives ductility, toughness, tensile strength and anti-corrosion properties Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties Improves cutting ability and reduces hardenability Improves wear resistance, cutting ability and toughness Gives ductility, toughness, tensile strength and anti-corrosion properties Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In mottled cast iron, carbon is available in Free form Partly in free and partly in combined state Combined form Nodular form Free form Partly in free and partly in combined state Combined form Nodular form ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Aluminium bronze contains aluminium and copper in the ratio of 2.5277777777778 40 : 60 2.1180555555556 0.47916666666667 2.5277777777778 40 : 60 2.1180555555556 0.47916666666667 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Vanadium in high speed steels Forms very hard carbides and thus increases wear resistance Provides high hot hardness Promotes retention of austenite Promotes decarburisation Forms very hard carbides and thus increases wear resistance Provides high hot hardness Promotes retention of austenite Promotes decarburisation ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The addition of which of the following improves machining of copper? Vanadium Zinc Tin Sulphur Vanadium Zinc Tin Sulphur ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS